Home / 30,916.23-46,373.54-8,731.14

Finding the Fourth Proportional to 30,916.23, 46,373.54 and 8,731.14

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Solution

The fourth proportional to 30,916.23, 46,373.54 and 8,731.14 is: 13,096.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,916.23 : 46,373.54 = 8,731.14 : x
  2. Step 2: Convert to fraction form
    30,916.23/46,373.54 = 8,731.14/x
  3. Step 3: Cross multiply
    30,916.23x = 46,373.54 × 8,731.14
  4. Step 4: Simplify right side
    30,916.23x = 404,893,826.38
  5. Step 5: Solve for x
    x = 404,893,826.38/30,916.23
  6. Step 6: Final answer
    x = 13,096.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.